Mitogen-activated serine/threonine protein kinase involved in mating%3B phosphoactivated by Ste7p%3B substrates include Ste12p%2C Far1p%2C Bni1p%2C Sst2p%3B inhibits invasive growth during mating by phosphorylating Tec1p%2C promoting its%3B inhibits recruitment of Ste5p%2C Cdc42p-mediated asymmetry and mating morphogenesis